.room_img{
    border-top-left-radius: 5px;
    border-top-right-radius: 5px;
    transition: 0.3s;
}
.room_img:hover{
    transform: scale(1.2);
    transition: 0.3s;
}
.box_img{
    position: relative;
}
.tost{
    width: 100%;
    position: absolute;
    bottom: 0;
    background: rgb(44, 44, 44,0.6);
    color: #fff;
    font-size: 14px;
    display: flex;
    justify-content: space-between;
    padding: 7px;
}
.room_name{
    width: 70%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}
.nickname{
    padding: 7px;
    font-size: 14px;
    color: rgb(105, 105, 105);
    width: 100%;
    overflow: hidden;
    white-space: nowrap;
    text-overflow: ellipsis;
}